import React, {Component} from 'react';

class Child extends Component {
    render() {
        return (
            <div>
                <h3>我还是一个孩子！你可以管我叫干爸！</h3>
            </div>
        );
    }
    componentDidMount() {
        // let a = 1;
        // a();

        // setTimeout(()=>{
        //     let a = 1;
        //     a();
        // })
    }
}

export default Child;